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Finding the Third Proportional to 7,223.06 and 15,903.56

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Solution

The third proportional to 7,223.06 and 15,903.56 is: 35,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.06 : 15,903.56 = 15,903.56 : x
  2. Step 2: Convert to fraction form
    7,223.06/15,903.56 = 15,903.56/x
  3. Step 3: Cross multiply
    7,223.06x = 15,903.56 × 15,903.56
  4. Step 4: Simplify right side
    7,223.06x = 252,923,300.19
  5. Step 5: Solve for x
    x = 252,923,300.19/7,223.06
  6. Step 6: Final answer
    x = 35,016.08

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.